2016DIN EN ISO 4590:2016-12 Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells (ISO 4590:2016); German version EN ISO 4590:2016
2016DIN EN ISO 4590:2016 Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells (ISO 4590:2016); German version EN ISO 4590:2016
2003DIN EN ISO 4590:2003 Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells (ISO 4590:2002); German version EN ISO 4590:2003